lynnesbian/buypeeb-cs
lynnesbian/buypeeb-cs
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base: lynnesbian:04f8e4dbdb68ef8acee9fe0e14c5d570322f70db
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compare: lynnesbian:106d4d0ed8bd152315a085fd80244645bb77ec3d
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lynnesbian:master

4 commits
04f8e4dbdb ... 106d4d0ed8

Author SHA1 Message Date
Lynne
106d4d0ed8
six update threads seems like a good amount i guess idk 2020-09-05 13:47:15 +10:00
Lynne
b609a332d2
added some padding to the buttonbox 2020-09-05 13:46:03 +10:00
Lynne
ce92a99723
handle updates with a queue, display favourite status, removed status bar 2020-09-05 13:45:18 +10:00
Lynne
9c335a73d0
fixed formatting 2020-09-05 12:45:23 +10:00
3 changed files with 95 additions and 100 deletions
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131
MainWindow.cs
View file

@ -26,26 +26,16 @@ using System.Threading.Tasks;
using System.Net;
using System.Diagnostics;
using Gtk;
using System.Linq;
namespace Buypeeb {
public struct ItemColumns {
public const int Name = 0;
public const int PriceYen = 1;
public const int PriceAUD = 2;
public const int Ending = 3;
public const int Id = 4;
}
class MainWindow : Window {
private string location;
// private Queue<string> statuses;
private ListStore items;
private Settings settings;
private TreeView itemTreeView;
private Label statusLabel;
private Builder builder;
// TODO: whenever we get something from the builder, cache it for later
@ -54,10 +44,12 @@ namespace Buypeeb {
private Box selectionViewBox;
private Label endingLabel;
private bool queueActive;
// ...to here.
static SemaphoreSlim taskLimit = new SemaphoreSlim(4);
static SemaphoreSlim taskLimit = new SemaphoreSlim(6);
private Queue<string> updateQueue = new Queue<string>();
private YahooAuctionsItem selectedItem {
get {
@ -105,7 +97,6 @@ namespace Buypeeb {
this.builder = builder;
builder.Autoconnect(this);
this.statusLabel = (Label)builder.GetObject("LabelStatus");
this.selectionViewBox = (Box)builder.GetObject("SelectionViewBox");
this.endingLabel = (Label)builder.GetObject("LabelSelectedEnding");
@ -116,6 +107,7 @@ namespace Buypeeb {
this.itemTreeView.Model = this.items;
TreeCellDataFunc[] funcs = {
new TreeCellDataFunc(this.RenderColumnFavourite),
new TreeCellDataFunc(this.RenderColumnName),
new TreeCellDataFunc(this.RenderColumnPriceYen),
new TreeCellDataFunc(this.RenderColumnPriceAUD),
@ -141,10 +133,6 @@ namespace Buypeeb {
// general behaviour
private void SetStatus(string status) {
this.statusLabel.Text = status ?? "Buypeeb";
}
private (TreePath path, TreeIter iter) GetRow(string id) {
// TODO: surely there's a better way to do this
TreeIter iter;
@ -180,7 +168,7 @@ namespace Buypeeb {
private void UpdateThread(string id) {
var item = this.settings.watchlist[id];
Console.WriteLine($"Updating {id}...");
// Console.WriteLine($"Updating {id}...");
// set item.ready to false to show that it's still being updated
// this changes a few behaviours, such as displaying the price as "..." instead of whatever's currently stored
item.ready = false;
@ -207,17 +195,31 @@ namespace Buypeeb {
});
item.ready = true;
Console.WriteLine($"{id} updated.");
// Console.WriteLine($"{id} updated.");
}
private void UpdateItem(string id, bool force = false) {
// don't start a new task if there are more than [tasklimit] tasks currently running
// this makes sure we don't make 1000 simultaneous requests to yahoo auctions if there are 1000 items on the watchlist
if (this.settings.watchlist[id].updatedRecently && !force) {
private void ProcessUpdateQueue() {
// recursively process the updatequeue
// this is a BLOCKING FUNCTION
this.queueActive = true;
this.UpdateItem(this.updateQueue.Dequeue());
if (this.updateQueue.TryPeek(out string _)) {
this.ProcessUpdateQueue();
}
else {
this.queueActive = false;
}
}
private void UpdateItem(string id, bool evenIfAlreadyUpdating = false, bool force = false) {
var item = this.settings.watchlist[id];
if (item.updatedRecently && !force) {
// the item has been updated recently, and force is not true
return;
}
// don't start a new task if there are more than `tasklimit` tasks currently running
// this makes sure we don't make 1000 simultaneous requests to yahoo auctions if there are 1000 items on the watchlist
taskLimit.Wait();
var t = Task.Factory.StartNew(() => {
this.UpdateThread(id);
@ -225,12 +227,28 @@ namespace Buypeeb {
}
private void UpdateItems() {
this.selectionViewBox.Sensitive = false;
if (this.queueActive) {
return;
}
var t = Task.Factory.StartNew(() => {
foreach (var item in this.settings.watchlist) {
this.UpdateItem(item.Key);
this.selectionViewBox.Sensitive = false;
foreach (var item in this.settings.watchlist) {
if (!this.updateQueue.Contains(item.Key)) {
// set everything to not ready first
// ensures other actions don't attempt to display the items even if UpdateItem hasn't started yet
item.Value.ready = false;
this.updateQueue.Enqueue(item.Key);
}
}
if (!this.updateQueue.TryPeek(out string _)) {
// queue is empty
return;
}
this.itemTreeView.QueueDraw();
var t = Task.Factory.StartNew(() => {
this.ProcessUpdateQueue();
});
}
@ -251,20 +269,19 @@ namespace Buypeeb {
this.selectionViewBox.Sensitive = item.ready;
infobox.Visible = true;
var info = new Dictionary<string, string>
{
{ "Name", item.name },
{ "YahooName", item.originalName },
{ "Price", item.PriceJPY() },
{ "PriceAUD", item.PriceAUD() },
{ "Ending", "..." },
{ "Bids", $"{item.bids}" },
{ "BuyItNow", item.winPrice == 0 ? "No" : $"¥{item.PriceJPY(true)} (${item.PriceAUD(true)})" },
{ "AutoExtension", item.autoExtension ? "Yes" : "No" },
{ "LastUpdated", "Last updated: heeeenlo" }
};
var info = new Dictionary<string, string> {
{ "Name", item.name },
{ "YahooName", item.originalName },
{ "Price", item.PriceJPY() },
{ "PriceAUD", item.PriceAUD() },
{ "Ending", "..." },
{ "Bids", $"{item.bids}" },
{ "BuyItNow", item.winPrice == 0 ? "No" : $"¥{item.PriceJPY(true)} (${item.PriceAUD(true)})" },
{ "AutoExtension", item.autoExtension ? "Yes" : "No" },
{ "LastUpdated", "Last updated: heeeenlo" }
};
foreach (var row in info) {
foreach (var row in info) {
var l = (Label)this.builder.GetObject($"LabelSelected{row.Key}");
l.Text = row.Value;
}
@ -375,18 +392,18 @@ namespace Buypeeb {
md.Dispose();
if (r != ResponseType.Ok) {
return;
}
}
var removeMe = new List<string>();
foreach(var item in this.settings.watchlist) {
foreach (var item in this.settings.watchlist) {
if (!item.Value.available) {
removeMe.Add(item.Key);
}
}
}
}
foreach(var id in removeMe) {
foreach (var id in removeMe) {
this.settings.watchlist.Remove(id);
}
}
this.RenderList();
}
@ -446,12 +463,20 @@ namespace Buypeeb {
private void ButtonSelectedUpdateClicked(object sender, EventArgs args) {
this.selectionViewBox.Sensitive = false;
if (this.updateQueue.Contains(this.selectedItem.id)) {
// the item is already waiting to be updated
return;
}
this.UpdateItem(this.selectedItem.id);
}
private void ButtonSelectedFavouriteToggled(object sender, EventArgs args) {
ToggleButton s = (ToggleButton)sender;
this.selectedItem.favourite = s.Active;
// i don't know why this is necessary
var pathAndIter = this.GetRow(this.selectedItem.id);
this.items.EmitRowChanged(pathAndIter.path, pathAndIter.iter);
}
// timers
@ -477,7 +502,7 @@ namespace Buypeeb {
}
// timespan objects don't contain definitions for the time or date separators, so the colons need to be escaped
// `HH` doesn't exist, but `hh` behaves identically
// see https://docs.microsoft.com/en-us/dotnet/standard/base-types/standard-timespan-format-strings
// see https://docs.microsoft.com/en-us/dotnet/standard/base-types/standard-timespan-format-strings
ending += span.ToString(@"hh\:mm\:ss");
}
else {
@ -490,6 +515,11 @@ namespace Buypeeb {
// column renderers
private void RenderColumnFavourite(Gtk.TreeViewColumn column, Gtk.CellRenderer cell, Gtk.ITreeModel model, Gtk.TreeIter iter) {
YahooAuctionsItem item = (YahooAuctionsItem)model.GetValue(iter, 0);
(cell as Gtk.CellRendererText).Text = item.favourite ? "♥" : "";
}
private void RenderColumnName(Gtk.TreeViewColumn column, Gtk.CellRenderer cell, Gtk.ITreeModel model, Gtk.TreeIter iter) {
YahooAuctionsItem item = (YahooAuctionsItem)model.GetValue(iter, 0);
(cell as Gtk.CellRendererText).Text = item.name ?? "Loading...";
@ -511,18 +541,17 @@ namespace Buypeeb {
if (item.ready) {
if (!item.available) {
ending = "Ended";
} else {
}
else {
var now = DateTime.Now;
var end = item.endDate.ToLocalTime();
// TODO: should we show the year if the auction ends next year? 0uo
if (end.DayOfYear != now.DayOfYear)
{
if (end.DayOfYear != now.DayOfYear) {
// the auction isn't ending today, so we should show the day it's ending on for clarity
ending += end.ToString("MMM d ");
}
ending += end.ToString("HH:mm");
if (this.settings.displaySecondsInList)
{
if (this.settings.displaySecondsInList) {
// add the seconds on to the end
ending += end.ToString(":ss");
}

1
YahooAuctionsItem.cs
View file

@ -50,7 +50,6 @@ namespace Buypeeb {
public YahooAuctionsItem(string id, string name) {
this.id = id;
this.name = name;
this.ready = false;
}
public YahooAuctionsItem() {

63
ui/main.glade
View file

@ -1,14 +1,11 @@
<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated with glade 3.22.2 -->
<!-- Generated with glade 3.36.0 -->
<interface>
<requires lib="gtk+" version="3.22"/>
<object class="GtkTextBuffer" id="TextBufferSelectedNotes"/>
<object class="GtkWindow" id="wndMain">
<property name="can_focus">False</property>
<property name="default_width">700</property>
<child type="titlebar">
<placeholder/>
</child>
<property name="default_width">810</property>
<child>
<object class="GtkBox">
<property name="visible">True</property>
@ -115,7 +112,6 @@
<child>
<object class="GtkToolButton" id="ButtonClearEnded">
<property name="visible">True</property>
<property name="sensitive">True</property>
<property name="can_focus">False</property>
<property name="tooltip_text" translatable="yes">Clear ended</property>
<property name="label" translatable="yes">Clear ended</property>
@ -172,7 +168,6 @@
<child>
<object class="GtkToolButton">
<property name="visible">True</property>
<property name="sensitive">True</property>
<property name="can_focus">False</property>
<property name="tooltip_text" translatable="yes">Save</property>
<property name="label" translatable="yes">Save</property>
@ -287,11 +282,19 @@
<signal name="changed" handler="TreeViewItemsSelectionChanged" swapped="no"/>
</object>
</child>
<child>
<object class="GtkTreeViewColumn">
<property name="title" translatable="yes">♥</property>
<child>
<object class="GtkCellRendererText"/>
</child>
</object>
</child>
<child>
<object class="GtkTreeViewColumn">
<property name="resizable">True</property>
<property name="sizing">fixed</property>
<property name="fixed_width">50</property>
<property name="fixed_width">100</property>
<property name="title" translatable="yes">Name</property>
<property name="expand">True</property>
<property name="clickable">True</property>
@ -607,6 +610,7 @@
<object class="GtkBox">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="margin_bottom">5</property>
<property name="orientation">vertical</property>
<property name="spacing">5</property>
<child>
@ -807,47 +811,10 @@
<property name="position">1</property>
</packing>
</child>
<child>
<object class="GtkBox">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="margin_start">5</property>
<property name="margin_end">5</property>
<property name="margin_top">3</property>
<property name="margin_bottom">3</property>
<child>
<object class="GtkLabel" id="LabelStatus">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="halign">start</property>
<property name="hexpand">True</property>
<property name="label" translatable="yes">Tracking 3 items</property>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkSpinner">
<property name="visible">True</property>
<property name="can_focus">False</property>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">2</property>
</packing>
</child>
</object>
</child>
<child type="titlebar">
<placeholder/>
</child>
</object>
</interface>